/* ═══════════════════════════════════════════════════════════════════════
   §ACRED HUNGER — Floating Chapter Navigation Button
   Fixed pill button anchored below the main nav, always accessible.
   Opens a two-column chapter dropdown panel.
   ═══════════════════════════════════════════════════════════════════════ */

.cookbook-nav {
    position: fixed;
    top: 84px;
    right: 2rem;
    z-index: 999;
}

/* ── Toggle button ───────────────────────────────────────────────────── */

.cookbook-nav__toggle {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    background: rgba(37, 35, 32, 0.94);
    border: 1px solid rgba(196, 168, 85, 0.35);
    border-radius: 24px;
    padding: 0.42rem 1.1rem 0.42rem 0.9rem;
    color: var(--gold);
    font-family: var(--font-important);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.35), 0 0 0 0 rgba(196,168,85,0);
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
    white-space: nowrap;
    line-height: 1;
}

.cookbook-nav__toggle:hover {
    background: rgba(37, 35, 32, 0.99);
    border-color: rgba(196, 168, 85, 0.6);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

.cookbook-nav__toggle[aria-expanded="true"] {
    background: rgba(25, 23, 20, 0.99);
    border-color: var(--gold);
    border-radius: 24px 24px 0 0;
    box-shadow: none;
}

.cookbook-nav__arrow {
    display: inline-block;
    font-size: 0.55rem;
    transition: transform 0.2s ease;
    line-height: 1;
    opacity: 0.8;
}

.cookbook-nav__toggle[aria-expanded="true"] .cookbook-nav__arrow {
    transform: rotate(180deg);
}

/* ── Dropdown panel ──────────────────────────────────────────────────── */

.cookbook-nav__panel {
    position: absolute;
    top: 100%;
    right: 0;
    width: 480px;
    background: rgba(18, 16, 14, 0.99);
    border: 1px solid rgba(196, 168, 85, 0.22);
    border-top: none;
    border-radius: 0 0 6px 6px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.cookbook-nav__panel[hidden] {
    display: none;
}

.cookbook-nav__panel-inner {
    padding: 1.3rem 1.5rem 0.25rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.cookbook-nav__section-title {
    font-family: var(--font-important);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin: 0 0 0.65rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid rgba(196, 168, 85, 0.18);
}

.cookbook-nav__item {
    display: block;
    font-family: var(--font-body);
    font-size: 0.82rem;
    line-height: 1.4;
    color: rgba(250, 248, 243, 0.75);
    text-decoration: none;
    padding: 0.28rem 0;
    transition: color 0.15s;
}

.cookbook-nav__item:hover {
    color: var(--ivory, #FAF8F3);
}

.cookbook-nav__item--active {
    color: var(--gold-on-dark, #D4B872);
    font-weight: 500;
}

.cookbook-nav__contents-link {
    display: block;
    padding: 0.65rem 1.5rem 0.85rem;
    margin-top: 0.75rem;
    font-family: var(--font-important);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(196, 168, 85, 0.45);
    text-decoration: none;
    border-top: 1px solid rgba(196, 168, 85, 0.1);
    transition: color 0.15s;
}

.cookbook-nav__contents-link:hover {
    color: var(--gold);
}

/* ── Mobile ──────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
    .cookbook-nav {
        right: 1rem;
        top: 76px;
    }

    .cookbook-nav__toggle {
        font-size: 0.6rem;
        padding: 0.38rem 0.85rem 0.38rem 0.75rem;
    }

    .cookbook-nav__panel {
        width: calc(100vw - 2rem);
        right: -1rem;
    }

    .cookbook-nav__panel-inner {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        padding: 1rem 1.25rem 0.25rem;
    }

    .cookbook-nav__contents-link {
        padding: 0.6rem 1.25rem 0.75rem;
    }
}